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National Stock Number:
5310-01-112-1576
Federal Supply Class:
5310
National Item Identification Number:
011121576
Description:
WASHER,SHOULDERED AND RECESSED
Detail:
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.
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Manufacturer Information:
| 65102-11529-118 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| HOLE DIAMETER | 1.1255 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530,TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY 172 OVERALL | | OUTSIDE DIAMETER | 1.650 INCHES NOMINAL | | RECESS ANGLE | 90.0 DEGREES NOMINAL | | RECESS DIAMETER | 1.1655 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM | | SHOULDER DIAMETER | 1.3140 INCHES MINIMUM AND 1.3145 INCHES MAXIMUM | | SHOULDER HEIGHT | 0.180 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED AND RECESSED BOTH SIDES |
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